Subtraction Math Trainer is a math learning app designed to help you to practice subtraction. The built-in handwriting recognition allows you to draw answers directly on the screen. Choose between six different ranges: â¢ 1 to 10 â¢ 1 to 20 â¢ 1 to 50 â¢ 1 to 100 â¢ 1 to 200 â¢ 1 to 1000 Choose between four task modes: â¢ 3-2=? â¢ 3-?=1 â¢ ?-2=1 â¢ ?-?=? a random alternation between first three modes Key features: â¢ Handwritten input â¢ Multiple ranges and task modes to choose from More content is available in form of In
Subtraction Math Trainer is a free educational mobile app By Sergey Malugin.It helps students in grades 2 practice the following standards 2.NBT.B.8.
1. 2.NBT.B.8 : Mentally add 10 or 100 to a given number 100-900, and mentally subtract 10 or 100 from a given number 100-900.